At some point in their childhood, nearly every kid wants to be a ninja. With a backyard ninja obstacle course, your child can train just like the heroes they see on TV. These versatile obstacle ...

Shini talks to us about optical instruments and how they make magnification possible. How do lenses work? How do they form images? Well, in order to understand how optics work, we have to understand ...

The former NASA engineer behind the package-thief punishing glitter bomb has a new invention: a backyard obstacle course intended to stave off nut-stealing squirrels. “This is a bird feeder, and ...

We're all familiar with that important actor's tool, the objective, but don't forget the other "O" word: obstacles. Obstacles go hand in hand with objectives but are less frequently discussed, perhaps ...